
Matrices of Sign-Solvable Linear Systems
Richard A. Brualdi, Brian L. Shader, Bela Bollobas
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by Richard A. Brualdi, Bryan L. Shader
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In a sign-solvable linear system, the signs of the coefficients determine the signs of some entries in the solution. This type of system is part of a larger study that helps researchers understand if properties of a matrix can be determined from combinatorial arrangements of its elements.
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